From 099f218c0c1ef422a7f8b7fc925ac0ddd1506a81 Mon Sep 17 00:00:00 2001
From: Matthew Murray <matthewmurray711@gmail.com>
Date: Thu, 24 Oct 2024 05:20:35 -0700
Subject: [PATCH] add a test

---
 python/cudf/cudf_pandas_tests/test_cudf_pandas.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/python/cudf/cudf_pandas_tests/test_cudf_pandas.py b/python/cudf/cudf_pandas_tests/test_cudf_pandas.py
index 7aefdc386bb..5d333a6e7ff 100644
--- a/python/cudf/cudf_pandas_tests/test_cudf_pandas.py
+++ b/python/cudf/cudf_pandas_tests/test_cudf_pandas.py
@@ -902,6 +902,14 @@ def test_itertuples():
     assert result._fields == expected._fields
 
 
+def test_iteration_over_dataframe_dtypes_produces_proxy_objects(dataframe):
+    _, xdf = dataframe
+    xdf["b"] = xpd.IntervalIndex.from_arrays(xdf["a"], xdf["b"])
+    xdf["a"] = xdf["a"].astype("category")
+    for x in xdf.dtypes:
+        assert is_proxy_object(x)
+
+
 def test_namedagg_namedtuple():
     df = xpd.DataFrame(
         {